1 files changed, 23 insertions, 0 deletions
diff --git a/doc/.markdownlint/rules/tabs_title_text.js b/doc/.markdownlint/rules/tabs_title_text.js
new file mode 100644
index 00000000000..672aa70f562
--- /dev/null
+++ b/doc/.markdownlint/rules/tabs_title_text.js
@@ -0,0 +1,23 @@
+const { globalPath } = require('../require_helper');
+const {
+  forEachLine,
+  getLineMetadata,
+  isBlankLine,
+} = require(`${globalPath}/markdownlint-rule-helpers`);
+
+module.exports = {
+  names: ['tabs-title-text'],
+  description: 'Tab without title text',
+  information: new URL('https://docs.gitlab.com/ee/development/documentation/styleguide/#tabs'),
+  tags: ['gitlab-docs', 'tabs'],
+  function: (params, onError) => {
+    forEachLine(getLineMetadata(params), (line, lineIndex) => {
+      if (!isBlankLine(line) && line.replace(':::TabTitle', '').trim() === '') {
+        onError({
+          lineNumber: lineIndex + 1,
+          detail: 'Expected: :::TabTitle <your title here>; Actual: :::TabTitle',
+        });
+      }
+    });
+  },
+};